<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
    h1 {
        font-style: italic;
        color: gray !important;
    }
    .title {
        color: black;
        background: silver;
    }
    * {
        background: black !important;
    }
</style>
<body>
    <h1 class="title">NightWing</h1>
</body>
</html>